@article{BaumannHorstZinketal.2019,
  author    = {Kilian-Simon Baumann and Felix Horst and Klemens Zink and Carles Gom{\`a}},
  title     = {Comparison of penh, fluka, and Geant4/topas for absorbed dose calculations in air cavities representing ionization chambers in high-energy photon and proton beams},
  journal   = {Medical Physics},
  volume    = {16},
  number    = {10},
  pages     = {4639 -- 4653},
  doi       = {10.1002/mp.13737},
  year      = {2019},
}